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  • Clearance fit suggested for outer ring when housing is stationary relative to load.
  • Tight transition fit suggested if housing rotates relative to load.
  • Consult your Timken representative for oscillating applications (e.g., low radial-clearance concerns).
  • Unmarked end of outer ring should be assembled against housing shoulder to clear maximum allowed housing fillet (ras max).
  • Meets Military Standard MS 51961.
Unit of Measure

Bearing Dimensions

Shaft Diameter (Fw)

 N/A 146.05 mm5.75 in

D - Outer Diameter

 N/A 184.150 mm7-1/4 in

Dimension C/B

 N/A 76.2 mm3.0000 in

Specifications

Static Load Rating Co

 N/A 918000 N206000 lbf
Dynamic Load Rating C11 N/A 419000 N94200 lbf
Geometry Factor Cg2 N/A 0.1409

Thermal Speed Ratings - Oil

 N/A 2400 rpm

Thermal Speed Ratings - Grease

 N/A 2100 rpm

Mounting Data

Chamfer rsmin

 N/A 3.050 mm0.12 in

Max. Mounting Dimensions Clearance Fit 1

 N/A 146.05 mm5.75 in

Min. Mounting Dimensions Clearance Fit 1

 N/A 146.025 mm5.7490 in

Max. Mounting Dimensions Clearance Fit 2

 N/A 184.196 mm7.2518 in

Min. Mounting Dimensions Clearance Fit 2

 N/A 184.150 mm7.250 in

Max. Mounting Dimensions Tight Transition Fit S

 N/A 5.7484 mm146.009 in

Min. Mounting Dimensions Tight Transition Fit S

 N/A 145.984 mm5.7474 in

Max. Mounting Dimensions Tight Transition Fit H

 N/A 184.089 mm7.2476 in

Min. Mounting Dimensions Tight Transition Fit H

 N/A 184.135 mm7.2494 in

Shoulder Diameter Da

 N/A 169.86 mm6.688 in

Sub Assembly Part Numbers

Used with Inner Ring Designation

 N/A IR-769248
  • 1 Based on 1 x 106 revolutions L10 life, for the ISO life calculation method.
  • 2 Cg factor for bearing without inner ring.